//process.env.NODE_ENV = process.env.NODE_ENV || 'development';
process.env.NODE_ENV = process.env.NODE_ENV || 'production';
var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var morgan = require('morgan');
var cookieParser = require('cookie-parser');
var session = require('express-session');
var RedisStore = require('connect-redis')(session);

var bodyParser = require('body-parser');
var useragent = require('express-useragent');
var passport = require('passport');
var config = require('./config');

var app = express();

var logger;
if (app.get('env') === 'development') {
    logger = morgan('dev');
}
else{
    logger = morgan('combined', {
        skip: function (req, res) { return res.statusCode < 400 }
    });
}


// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.engine('html', require('ejs').renderFile);
app.set('view engine', 'html');

// uncomment after placing your favicon in /public
app.use(favicon(__dirname + '/public/favicon.ico'));
app.use(logger);
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());

app.use(session({secret: config.secrets.session,
    store: new RedisStore(config.redis),
    saveUninitialized: true,
    resave: true,
    cookie: { secure: false,maxAge: 10000 }
}));

app.use(passport.initialize());
app.use(passport.session());
app.use(express.static(path.join(__dirname, 'public')));
app.use(express.static(path.join(__dirname, 'client')));
app.use(useragent.express());

/*路由配置*/
require('./routes')(app);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
    var err = new Error('页面没找到');
    err.status = 404;
    next(err);
});

// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
    app.use(function(err, req, res, next) {
        res.status(err.status || 500);
        res.render('error', {
            message: err.message,
            error: err
        });
    });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
        message: err.message,
        error: {}
    });
});


module.exports = app;

